—Who did you stay with yesterday? I couldn’t find you anywhere.— ___________.
31.—Bad luck! I have left my dictionary at the dormitory. —__________.
30.The extra room________very useful when we had visitors.
29.Don’t touch anything.Better leave things_________they are until the police arrive.
28.You can ask him again if you like,but it won’t make any __________he will still say no.
27.—I can’t find Fred.He is not at home. —Why don’t try______him?